Haley's Comet, now NASA knows of about 3,600 other comets than that one out there.

除了哈雷，家知道的其他还有3600颗。

Oh! Oh, like Halley's comet. Exactly.

噢! 哈雷的哈雷，是的。

The 1910 return of Halley’s Comet was particularly great one.

1910年哈雷的回归是非常棒的一件事情。

Comet Halley's water is similar to that on Earth.

哈雷的水相似于地球。

So we don't know whether Comet Halley was in fact representative of all comets.

因此我们不知道哈雷是否是最有代表的。

In 1910, Earth passed through the tail of Comet Halley.

1910年，地球穿过了哈雷的尾。

Halley's Comet follows a path with an eccentricity of approximately 0.97.

哈雷的轨道的离心率约为0.97。

Below that, a pictograph may mark the sighting of Hailey's Comet in 1066.

其下方的象形文字则可能记录的是1066年哈雷经过地球的景象。

Halley's Comet, now NASA knows of about 3,600 other comets than that one out there.

除了哈雷，空天局对大约3600颗其他类型的也有所了解。

Probably the most famous comet in history is Halley's comet.

可能历史上最著名的就是哈雷了。

Halley’s Comet is the one that’s most famous to all of us, isn’t it?

我们大家最熟悉的一颗是哈雷，对吧？

My sister got to be Halley's Comet. I was very jealous.

我妹妹就分到了哈雷 当时我很嫉妒。

To those wondering what an extreme ellipse could be, there's a great example to look at Halley's Comet.

对于那些想知道什么是极端椭圆的人来说，有一个很好的例子，那就是哈雷。

Most of Halley's nucleus is covered in thick dust laced with darker molecules, with only a few spots emitting gas.

哈雷的大部分核都被厚厚的尘埃所覆盖，其中有一些颜色较深的分子，只有少数几个点在释放气体。

Some call him the Grandfather of the Fly-By because his research helped in the exploration of Mercury, Saturn and Halley's Comet.

一些人称他为低空飞越的鼻祖，因为他的研究助力了水、土和哈雷的探索。

That would be like the orbit of Halley's Comet around the Sun.

那就像哈雷绕太阳运行的轨道。

England has just been visited by Halley's Comet.

英格兰刚刚经历了哈雷的造访。

Halley's comet, which appears only once every 76 years, streaked across the sky that night.

哈雷每76年才出现一次， 当晚划过天空。

It didn't become Halley's Comet until 1758, some sixteen years after his death.

直到 1758 年，也就是他去世大约 16 年后，它才成为哈雷。

They both  flew by Halley at a distance of only 8000km.

两者都以仅8000公里的距离飞越哈雷。